use propTypes in react function
import React from 'react';
import { PropTypes } from 'prop-types';
const student = (props) => {
return (
<div>
<p>Student Name: {props.name}</p>
<p>Age: {props.age}</p>
</div>
);
};
student.propTypes = {
name: PropTypes.string,
age: PropTypes.number
};
export default student;install proptypes react
npm install --save prop-typesreact proptypes
import PropTypes from 'prop-types';
class Greeting extends React.Component {
render() {
return (
<h1>Hello, {this.props.name}</h1>
);
}
}
Greeting.propTypes = {
name: PropTypes.string
};proptypes objectof
Component.propTypes = {
booleanObjectProp: PropTypes.objectOf(
PropTypes.bool
),
multipleObjectProp: PropTypes.objectOf(
PropTypes.oneOfType([
PropType.func,
PropType.number,
PropType.string,
PropType.instanceOf(Person)
])
)
}react proptypes example
// proptypes using class component
Detaljer.PropTypes = {
detaljer: PropTypes.string.isRequired,
feilkode: PropTypes.string,
removeEvent: PropTypes.string.isRequired
};
// proptypes using function component
Detaljer.propTypes = {
detaljer: PropTypes.string.isRequired,
feilkode: PropTypes.string,
removeEvent: PropTypes.string.isRequired
};react propthpes or
size: PropTypes.oneOfType([
PropTypes.string,
PropTypes.number
]),Copyright © 2021 Codeinu
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